78459981

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{29027}}^1$

素因数の和:29100

約数の個数: 16

約数和(自身を含む): 112860864

約数和(自身を除く): 34400883

約数列:

[1, 3, 17, 51, 53, 159, 901, 2703, 29027, 87081, 493459, 1480377, 1538431, 4615293, 26153327, 78459981]

約数ペア:

[(1, 78459981), (3, 26153327), (17, 4615293), (51, 1538431), (53, 1480377), (159, 493459), (901, 87081), (2703, 29027)]